Jiu from K-pop group Hearts2Hearts participated as the ceremonial first pitch thrower at a special Japan Professional Baseball game held at Tokyo Dome on August 19, 2026. Jiu delivered an elegant and emotional ceremonial pitch that captured the attention of fans at the venue. This appearance represents the cultural exchange between Korean and Japanese pop culture, with K-pop artists increasingly being invited to participate in major Japanese baseball events. Tokyo Dome is Japan's representative baseball stadium, and Hearts2Hearts Jiu's participation demonstrates the growing influence of Korean wave stars in Japan.